设f(x)可导,且y=f(x²)+f[f(x)],求dy/dx

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 14:14:26
设f(x)可导,且y=f(x²)+f[f(x)],求dy/dx

设f(x)可导,且y=f(x²)+f[f(x)],求dy/dx
设f(x)可导,且y=f(x²)+f[f(x)],求dy/dx

设f(x)可导,且y=f(x²)+f[f(x)],求dy/dx

y=f(x²)+f[f(x)]
y=f'(x²)*(x²)'+f'[f(x)]*f'(x)
=2x*f'(x²)+f'(x)*f'[f(x)]